Description

The 47 Ohm 1/2 Watt 5% Through-Hole Resistor is a high-quality passive electronic component widely used in various electrical and electronic circuits. Known for its reliable performance and durability, it plays a critical role in controlling current flow, dividing voltages, and protecting sensitive components from voltage surges.

Key Features:

• Resistance Value: 47 Ohms
• Power Rating: 0.5 Watts (1/2 Watt)
• Tolerance: ±5% (provides reasonable precision for general applications)
• Construction: Carbon film or metal film (depending on manufacturer) for low noise and stability
• Mounting Type: Through-hole design for secure placement on printed circuit boards (PCBs)
• Temperature Coefficient: Typically ±200 ppm/°C

Applications:

• General Circuit Applications: Ideal for current limiting, signal conditioning, and voltage division in both analog and digital circuits.
• Power Supplies: Provides current regulation and protection in power management circuits.
• Audio and RF Circuits: Used for impedance matching and filtering applications.
• Prototyping and Educational Projects: Perfect for breadboard setups and learning environments.
• Consumer Electronics: Found in TV sets, remote controls, and other everyday devices.

Design and Compatibility:

The through-hole mounting style ensures strong mechanical stability and reliable soldering on PCBs, making it suitable for both manual assembly and automated wave soldering processes. Its standardized size and lead configuration make it compatible with a wide range of circuit board layouts.

Performance and Reliability:

This resistor is designed to operate under typical environmental conditions with excellent thermal and electrical stability. The ±5% tolerance ensures that variations in resistance remain within acceptable limits for most general-purpose applications.

Technical Specifications:

• Resistance: 47 Ohms
• Power Dissipation: 0.5 Watts (at 70°C)
• Tolerance: ±5%
• Maximum Operating Voltage: Typically up to 250V (check manufacturer specifications)
• Temperature Range: -55°C to +155°C
• Body Color: Beige or blue with color-coded bands indicating resistance value and tolerance

Marking:

The resistor features color-coded bands: Yellow (4), Violet (7), Black (multiplier ×1), and Gold (±5% tolerance).

Environmental Compliance:

• RoHS Compliant (lead-free and environmentally safe)

This 47 Ohm 1/2 Watt Through-Hole Resistor is a dependable choice for hobbyists, engineers, and electronics professionals seeking an affordable and effective solution for circuit design and assembly.